Pipe network resistance measuring device

Abstract

The utility model discloses a pipe network resistance measuring device, and relates to the technical field of pipe network resistance measurement. The pipe network resistance measuring device comprises a first connecting pipe, a second connecting pipe, a positioning mechanism and a clamping mechanism, a first L-shaped movable plate is fixedly installed on the outer surface of the first connecting pipe, the clamping mechanism is arranged on the first L-shaped movable plate, the clamping mechanism comprises a movable plate, a connecting rod, a round piece and a first spring, the movable plate is arranged on the rear side of the first L-shaped movable plate, and the round piece is arranged on the movable plate. The movable plate penetrates through the first L-shaped movable plate and extends to the front side of the first L-shaped movable plate, a connecting rod is fixedly installed on the outer surface of the front side of the movable plate, a round piece is fixedly installed at one end of the connecting rod, and the connecting rod is sleeved with a first spring. According to the pipe network resistance measuring device, the first connecting pipe and the second connecting pipe clamp the measuring pipe through the clamping mechanism, the measuring pipe is rapidly installed, the measuring efficiency of the device is improved, and the practicability of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of pipe network resistance measurement, in particular to a pipe network resistance measurement device. Background Art

[0002] The application document with publication number CN213481676U discloses a dynamic test device for the resistance coefficient of an air-conditioning and heating pipe system, comprising a pipe, a test bench and a connecting pipe, wherein a rotatable rotating tube is arranged on the outer surface of the connecting pipe through a rotating shaft, a test tube is arranged inside the rotating tube, and the test tube comprises a straight pipe, a curved pipe and a tee pipe, a placement plate is fixedly connected to the upper surface of the test bench, a fixing component is arranged on one side of the placement plate, a pressure sensor is arranged on the outer surface of the pipe, and through the arrangement of the rotating tube and the test tube, a staff can directly replace part of the position of the pipe surface by using the rotating tube and the test tube, and at the same time, the test tube comprises a straight pipe, a curved pipe and a tee pipe, so that the staff can conveniently test the resistance performance of various elbow pipes to achieve the comprehensiveness of the test, and the arrangement of the placement plate and the fixing component can improve the stability of the device.

[0003] However, when installing and replacing different test tubes, the above device needs to be threaded on both ends of the device and then tightened to reinforce the brake components on both sides. The whole process involves many parts, complicated steps and low installation efficiency. Therefore, we propose a pipe network resistance measuring device. Utility Model Content

[0004] The utility model aims to provide a pipe network resistance measuring device, which can solve the problem that some existing devices are time-consuming and labor-intensive in installing the test pipe.

[0005] To achieve the above purpose, the utility model provides the following technical solution: a pipe network resistance measuring device, comprising:

[0006] A first connecting pipe, a first L-shaped movable plate is fixedly mounted on the outer surface of the first connecting pipe;

[0007] A second connecting tube, on the outer surface of which a second L-shaped movable plate is fixedly installed, a slide groove is provided on the first L-shaped movable plate, two groups of connecting blocks are fixedly installed on the top of the second L-shaped movable plate, the outer walls of the two groups of connecting blocks are both fitted with the inner walls of the slide groove, two groups of card blocks are provided on the top of the first L-shaped movable plate, the two groups of card blocks are fixedly installed on the top of the corresponding connecting blocks, the bottoms of the two groups of card blocks are fitted with the top of the second L-shaped movable plate, and a measuring tube is provided between the first connecting tube and the second connecting tube;

[0008] A positioning mechanism, which is arranged on the second connecting tube and is used to position the measuring tube;

[0009] A clamping mechanism is arranged on the first L-shaped movable plate. The clamping mechanism includes a movable plate, a connecting rod, a disc and a first spring. A movable plate is arranged on the rear side of the first L-shaped movable plate. The movable plate passes through the first L-shaped movable plate and extends to the front side of the first L-shaped movable plate. A connecting rod is fixedly installed on the front outer surface of the movable plate. A disc is fixedly installed on one end of the connecting rod. The first spring is sleeved on the connecting rod.

[0010] Preferably, the clamping mechanism also includes a clamping rod, one end of the first spring is fixedly connected to the disc, the other end of the first spring is fixedly connected to the first L-shaped movable plate, the top of the movable plate is fixedly installed with a clamping rod, and the clamping rod is arranged between the two groups of clamping blocks.

[0011] Preferably, the positioning mechanism includes a support plate, a positioning rod, a sliding rod, a second spring and a handle bar, the support plate is fixedly mounted on the outer surface of the second connecting tube, a positioning hole is opened on the outer surface of the measuring tube, the sliding rod is fixedly mounted on the inner top of the support plate, the positioning rod is movably sleeved on the sliding rod, one end of the positioning rod extends into the positioning hole, the second spring is sleeved on the sliding rod, one end of the second spring is fixedly connected to the other end of the positioning rod, the other end of the second spring is fixedly connected to the inner top of the support plate, and the handle bar is fixedly mounted on the outer surface of the positioning rod.

[0012] Preferably, a group of sealing rings are fixedly installed on the inner walls of the first connecting tube and the second connecting tube, the outer wall of the measuring tube fits with the inner wall of the first connecting tube and the inner wall of the second connecting tube, and both ends of the measuring tube fit with the corresponding sealing rings, thereby improving the sealing performance of the device.

[0013] Preferably, a set of flanges are fixedly mounted on one end of the first connecting pipe and the second connecting pipe to facilitate connection with other pipelines.

[0014] Preferably, a pressure sensor is fixedly mounted on the outer surface of the first connecting pipe, and the pressure sensor is used to detect the pressure of the material in the first connecting pipe.

[0015] Preferably, a group of strip holes are formed on the first connecting tube and the second connecting tube, and a group of transparent plates are embedded in the two groups of strip holes. With the help of the transparent plates, the state of the materials passing through the first connecting tube and the second connecting tube can be observed.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] (1) The pipe network resistance measuring device realizes the clamping connection between the first connecting tube and the second connecting tube to the measuring tube through the clamping mechanism, and quickly completes the installation of the measuring tube. This solves the problem that when installing the test tube in some existing devices, the two ends of the test tube need to be installed on the device with threads, and then the brake assemblies on both sides need to be tightened for reinforcement. The whole process involves many parts, the steps are complicated and cumbersome, and the installation efficiency is low. This improves the measurement efficiency of the device and enhances the practicability of the device.

[0018] (2) The pipe network resistance measuring device can further realize the positioning of the measuring tube after installation through the positioning mechanism, so as to prevent the measuring tube from rotating and affecting the measuring data. The positioning mechanism is quick and convenient to operate, saving time and effort. At the same time, under the action of the transparent plate, the material state in the first connecting tube and the second connecting tube can be observed, thereby ensuring the use effect of the device and facilitating the promotion and use of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The utility model is further described below in conjunction with the accompanying drawings and embodiments:

[0020] Figure 1 It is a front perspective view of the utility model;

[0021] Figure 2 It is a partial front perspective view of the second L-shaped movable plate of the utility model;

[0022] Figure 3 This is a front perspective view of the measuring tube of the utility model;

[0023] Figure 4 It is a schematic diagram of the partial internal structure of the utility model.

[0024] Figure numerals: 1. first connecting tube; 2. second connecting tube; 3. first L-shaped movable plate; 4. second L-shaped movable plate; 5. measuring tube; 6. connecting block; 7. clamping block; 8. clamping mechanism; 81. movable plate; 82. connecting rod; 83. disc; 84. first spring; 85. clamping rod; 9. positioning mechanism; 91. support plate; 92. positioning rod; 93. sliding rod; 94. second spring; 95. handle; 10. positioning hole; 11. sealing ring; 12. flange; 13. pressure sensor; 14. transparent plate; 15. slide groove. DETAILED DESCRIPTION

[0025] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0026] See also Figure 1-4 The utility model provides a technical solution: a pipe network resistance measuring device, comprising a first connecting pipe 1, a second connecting pipe 2, a positioning mechanism 9 and a clamping mechanism 8, a first L-shaped movable plate 3 is fixedly installed on the outer surface of the first connecting pipe 1, a second L-shaped movable plate 4 is fixedly installed on the outer surface of the second connecting pipe 2, a slide groove 15 is provided on the first L-shaped movable plate 3, two groups of connecting blocks 6 are fixedly installed on the top of the second L-shaped movable plate 4, the outer walls of the two groups of connecting blocks 6 are both in contact with the inner wall of the slide groove 15, two groups of clamping blocks 7 are arranged on the top of the first L-shaped movable plate 3, the two groups of clamping blocks 7 are fixedly installed on the top of the corresponding connecting blocks 6, the bottoms of the two groups of clamping blocks 7 are in contact with the top of the second L-shaped movable plate 4, and a Measuring tube 5, positioning mechanism 9 is arranged on the second connecting tube 2, the positioning mechanism 9 is used to position the measuring tube 5, a group of sealing rings 11 are fixedly installed on the inner walls of the first connecting tube 1 and the second connecting tube 2, the outer wall of the measuring tube 5 fits with the inner wall of the first connecting tube 1 and the inner wall of the second connecting tube 2, both ends of the measuring tube 5 fit with the corresponding sealing rings 11, one end of the first connecting tube 1 and the second connecting tube 2 are fixedly installed with a group of flanges 12, the outer surface of the first connecting tube 1 is fixedly installed with a pressure sensor 13, the pressure sensor 13 is used to detect the material pressure in the first connecting tube 1, a group of strip holes are opened on the first connecting tube 1 and the second connecting tube 2, and a group of transparent plates 14 are inlaid and installed in the two groups of strip holes;

[0027] The clamping mechanism 8 is arranged on the first L-shaped movable plate 3, and the clamping mechanism 8 includes a movable plate 81, a connecting rod 82, a disc 83 and a first spring 84. The movable plate 81 is arranged on the rear side of the first L-shaped movable plate 3, and the movable plate 81 penetrates the first L-shaped movable plate 3 and extends to the front side of the first L-shaped movable plate 3. A connecting rod 82 is fixedly installed on the front outer surface of the movable plate 81, a disc 83 is fixedly installed on one end of the connecting rod 82, and a first spring 84 is sleeved on the connecting rod 82.

[0028] The clamping mechanism 8 also includes a clamping rod 85. One end of the first spring 84 is fixedly connected to the disc 83, and the other end of the first spring 84 is fixedly connected to the first L-shaped movable plate 3. The top of the movable plate 81 is fixedly installed with a clamping rod 85. The clamping rod 85 is arranged between the two groups of clamping blocks 7. The first connecting tube 1 and the second connecting tube 2 are clamped to the measuring tube 5 through the clamping mechanism 8, and the installation of the measuring tube 5 is quickly completed, thereby improving the measurement efficiency of the device and enhancing the practicability of the device.

[0029] The positioning mechanism 9 includes a support plate 91, a positioning rod 92, a sliding rod 93, a second spring 94 and a handle bar 95. The support plate 91 is fixedly installed on the outer surface of the second connecting tube 2, and a positioning hole 10 is opened on the outer surface of the measuring tube 5. The sliding rod 93 is fixedly installed on the inner top of the support plate 91. The positioning rod 92 is movably sleeved on the sliding rod 93. One end of the positioning rod 92 extends into the positioning hole 10. The second spring 94 is sleeved on the sliding rod 93. One end of the second spring 94 is fixedly connected to the other end of the positioning rod 92, and the other end of the second spring 94 is fixedly connected to the inner top of the support plate 91. The handle bar 95 is fixedly installed on the outer surface of the positioning rod 92. Through the positioning mechanism 9, the positioning of the measuring tube 5 after installation can be further achieved to prevent its rotation from affecting the measurement data. The positioning mechanism 9 is fast and convenient to operate, saving time and effort. At the same time, under the action of the transparent plate 14, the material state passing through the first connecting tube 1 and the second connecting tube 2 can be observed, which ensures the use effect of the device and is conducive to the promotion and use of the device.

[0030] Working principle: as shown in the figure, when measuring after the measuring tube 5 is installed, the experimental material can be introduced through the first connecting tube 1 to detect the data of the pressure sensor 13 connected to the measuring tube 5. When removing and replacing the measuring tube 5, the disc 83 is pressed to compress the first spring 84 and move the movable plate 81 backward through the connecting rod 82. The clamping rod 85 on the movable plate 81 also moves backward and disengages from between the two groups of clamping blocks 7. The clamping rod 85 no longer clamps the clamping block 7. After positioning the second L-shaped movable plate 4, the handle 95 is lifted and the positioning rod 92 moves upward on the slide rod 93 and compresses the second spring 94. One end of the positioning rod 92 is disengaged from the positioning hole 10, so that the first connecting tube 1 and the second connecting tube 2 can be pulled apart, and the measuring tube 5 can be removed. When replacing a new measuring tube 5, the two ends of the measuring tube 5 are inserted into the first connecting tube 1 and the second connecting tube 2 and fit into the corresponding sealing rings 11, and then the first connecting tube 1 and the second connecting tube 2 are locked by the clamping mechanism 8. Positioning is performed by the positioning mechanism 9, and the installation of the measuring tube 5 can be realized.

[0031] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A pipe network resistance measuring device, characterized in that: include: A first connecting pipe (1), a first L-shaped movable plate (3) being fixedly mounted on its outer surface; The second connecting tube (2) has a second L-shaped movable plate (4) fixedly mounted on its outer surface, a slide groove (15) is provided on the first L-shaped movable plate (3), two groups of connecting blocks (6) are fixedly mounted on the top of the second L-shaped movable plate (4), the outer walls of the two groups of connecting blocks (6) are both in contact with the inner walls of the slide groove (15), two groups of clamping blocks (7) are arranged on the top of the first L-shaped movable plate (3), the two groups of clamping blocks (7) are fixedly mounted on the top of the corresponding connecting blocks (6), the bottoms of the two groups of clamping blocks (7) are in contact with the top of the second L-shaped movable plate (4), and a measuring tube (5) is arranged between the first connecting tube (1) and the second connecting tube (2); A positioning mechanism (9) is arranged on the second connecting tube (2), and the positioning mechanism (9) is used to position the measuring tube (5); A clamping mechanism (8) is arranged on the first L-shaped movable plate (3), and the clamping mechanism (8) comprises a movable plate (81), a connecting rod (82), a disc (83) and a first spring (84). The movable plate (81) is arranged on the rear side of the first L-shaped movable plate (3), and the movable plate (81) penetrates the first L-shaped movable plate (3) and extends to the front side of the first L-shaped movable plate (3). The outer surface of the front side of the movable plate (81) is fixedly mounted with a connecting rod (82), one end of the connecting rod (82) is fixedly mounted with a disc (83), and the connecting rod (82) is sleeved with a first spring (84).

2. A pipe network resistance measuring device according to claim 1, characterized in that: The clamping mechanism (8) further comprises a clamping rod (85), one end of the first spring (84) is fixedly connected to the disc (83), the other end of the first spring (84) is fixedly connected to the first L-shaped movable plate (3), the top of the movable plate (81) is fixedly mounted with a clamping rod (85), and the clamping rod (85) is arranged between the two groups of clamping blocks (7).

3. A pipe network resistance measuring device according to claim 2, characterized in that: The positioning mechanism (9) comprises a support plate (91), a positioning rod (92), a slide bar (93), a second spring (94) and a handle bar (95); the support plate (91) is fixedly mounted on the outer surface of the second connecting tube (2); a positioning hole (10) is provided on the outer surface of the measuring tube (5); a slide bar (93) is fixedly mounted on the inner top of the support plate (91); the positioning rod (92) is movably sleeved on the slide bar (93); one end of the positioning rod (92) extends into the positioning hole (10); a second spring (94) is sleeved on the slide bar (93); one end of the second spring (94) is fixedly connected to the other end of the positioning rod (92); the other end of the second spring (94) is fixedly connected to the inner top of the support plate (91); and a handle bar (95) is fixedly mounted on the outer surface of the positioning rod (92).

4. A pipe network resistance measuring device according to claim 3, characterized in that: A group of sealing rings (11) are fixedly mounted on the inner walls of the first connecting tube (1) and the second connecting tube (2); the outer wall of the measuring tube (5) fits with the inner wall of the first connecting tube (1) and the inner wall of the second connecting tube (2); and both ends of the measuring tube (5) fit with the corresponding sealing rings (11).

5. A pipe network resistance measuring device according to claim 4, characterized in that: A set of flanges (12) are fixedly mounted on one end of each of the first connecting pipe (1) and the second connecting pipe (2).

6. A pipe network resistance measuring device according to claim 5, characterized in that: A pressure sensor (13) is fixedly mounted on the outer surface of the first connecting tube (1), and the pressure sensor (13) is used to detect the pressure of the material in the first connecting tube (1).

7. A pipe network resistance measuring device according to claim 6, characterized in that: The first connecting tube (1) and the second connecting tube (2) are each provided with a group of strip-shaped openings, and a group of transparent plates (14) are inlaid and installed in the two groups of strip-shaped openings.

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